46 lines
1.3 KiB
TypeScript
46 lines
1.3 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { findRoutes, properties } from "../../src/lab/catalog";
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describe("format catalog", () => {
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it("prefers the lower-loss route for selected properties", () => {
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const routes = findRoutes("data", "json", "xml", [
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"scalar-types",
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"nested",
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"nulls",
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]);
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expect(routes[0]?.formats).toEqual(["json", "xml"]);
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expect(routes[0]?.summary).toMatchObject({
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"scalar-types": "expected-preserved",
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nested: "expected-preserved",
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});
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expect(
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routes.find((route) => route.formats.includes("csv"))?.score,
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).toBeGreaterThan(routes[0]!.score);
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});
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it("enumerates bounded acyclic routes and identity evidence", () => {
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const routes = findRoutes(
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"subtitle",
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"ass",
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"srt",
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properties.subtitle.map((item) => item.id),
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);
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expect(routes.length).toBeGreaterThan(0);
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expect(
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routes.every(
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(route) =>
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route.edges.length <= 4 &&
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new Set(route.formats).size === route.formats.length,
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),
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).toBe(true);
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expect(findRoutes("image", "png", "png", ["pixels"])[0]).toMatchObject({
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formats: ["png"],
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score: 0,
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});
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});
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it("does not invent paths between incompatible audio and video families", () => {
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expect(findRoutes("av", "wav", "mp4", ["audio"])).toEqual([]);
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});
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});
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